Write a 1-page paper on the following 2 questions Question 1 Should we encourage untrained amateurs to attempt to extinguish fires using a fire extinguisher? Why or why not? Question 2 Why is it important to recognize the benefits of special extinguishing systems (i.e. CO2, Wet and Dry Chem)? How should the fire protection profession implement these into their pre-planning and hazard assessments?
Enhancement Model of BIM-based three-dimensional remaking innovation and building model of visual recognition Watchwords: Three-dimensional remaking, visual perceptual model, building enhancement, displaying, examination. Abstract.Vision-based remaking is still there is a major constraint. Through its examination based methodology presents the essential visual three-dimensional remaking systems, favorable circumstances and weaknesses of different techniques were thought about, it is alluring around there can have a more complete handle, to additionally clear up the heading of future research. With the end goal to enhance the productivity of the plan and development of scaffold designing, building data demonstrating (BIM) is brought into the extension venture previously. By investigating the attributes of scaffold structure and development and the issues proposed connect plan and development BIM-based improvement arrangements, including fundamental plan advancement, enhancement of development structure, development process streamlining, improvement of the development calendar and development administration streamlining, joined with functional building venture the relevance and impact examination. Case application appears, BIM Bridge Project is relevant, can give successful help to the extension structure and development, along these lines decreasing revamp and enhance effectiveness. The examination might be extensive or complex scaffold building BIM enhance the productivity and viability of the structure and development of reference. Presentation The significant data and information building data display depends on building ventures as the reason for the model, building model were set up by the genuine data of the computerized data reproduction building has, it has the perceivability, coordination, mimicked sex, optimality and appearing of five attributes. The BIM innovation in the field of scaffold building development is at present in the beginning periods, primer investigation in the structure, development, and post-activity support and fix of the whole life cycle of how to utilize BIM innovation to enhance plan effectiveness, enhanced plan quality, reinforce the development association and post tasks administration, particular technique and the use of BIM innovation can bring benefits, planning to BIM in extension designing to create thoughts. Lately, residential development extends in the field of non-BIM is none other than the most blazing innovation in the development business has accomplished great outcomes after the application, the state started to vivaciously advance the railroad, parkway, water conservancy and hydropower industry utilization of BIM innovation in fields, for example, building, and extension building in the development field and a vast extent, particularly rapid railroad, mountain rail line, streets, spans, regularly representing a bigger centrality in scaffold building applications BIM innovation on the whole real venture, the paper will plan, three phases of development, task and support of the last piece of the undertaking life cycle are the down to earth use of research needs and the impact of BIM innovation. As of late, should the necessities of financial improvement, substantial, additional vast scaffold venture to an ever increasing extent, for example, China, Hangzhou Bay Bridge, the Hong Kong-Zhuhai-Macao Bridge, which connect plan and development of a higher prerequisite. Extension development venture not just includes complex topographical condition, and includes various complex tasks, the most run of the mill is the Steel Bridge. Right now, the structure of expansive extension extends normally depend on the conventional two-dimensional illustrations and diagrams to investigate the plan by shutting existing in struggle; development arranging is to a great extent reliant on the experience of task chiefs to create and actualize, and is likewise a two-dimensional illustrations to appear. Notwithstanding, since the scaffold venture their own qualities, its plan intricacy, part many depend exclusively on the conventional two-dimensional illustrations hard to identify ahead of time or discovered clashes existing in the structure; these plan issues more often than not can be found in the development stage, in this way influencing the development timetable and cost, will likewise influence development wellbeing. In the meantime, with the end goal to determine the issue of building plan and development, we needed to send more staff, which is additionally a critical increment in administration costs. Along these lines, to guarantee the possibility of the scaffold might be developed of building plan and development programs for productive usage of the extension venture is essential. Primer structure organize is isolated into two phases of plan and post-plan, including pre-structure venture endorsement, practicality studies and plan correlation and different parts, three-dimensional strong model of the scaffold by utilizing parametric demonstrating devices can be effortlessly settled by the real need to modify the size, and the real impact of the extension into the ongoing powerful presentation, to accomplish WYSIWYG, can naturally structure idea, structure impacts straightforwardly show the three-dimensional representation of the task as a transporter to convey strategy creators, which significantly encourage the alteration of the plan, be reexamined as per revisions and rendering, and cost control by adding data to stay up to date with changes after the speculation increments and reductions, so the scaffold connect rapidly decide fundamental program is extremely advantageous and effective. Figure 1 is a railroad connect stayed Bridge fundamental extension display, we have to build up an exceptional scaffold structure as indicated by the attributes of the family library for complex extension structure utilizing three-dimensional articulation of BIM demonstrate than the customary two-dimensional illustrations clearer and less demanding to get it. The Proposed Methodology Three-dimensional displaying techniques.The utilization of demonstrating programming for three-dimensional demonstrating is ordinarily utilized strategy, yet displaying the need to spend a considerable measure of labor and material assets are regularly restrictive, remaking impact is frequently unacceptable. Vision-based recreation procedure to take care of this issue and gives another mindset. Three-dimensional vision-based three-dimensional recreation innovation, which utilizes PC vision strategies for three-dimensional model reproduction of the question, is the utilization of a computerized camera as the picture sensor, the incorporated utilization of picture preparing, visual registering advances, for example, non-contact dimensional estimation, acquiring object utilizing a PC program data. The favorable position is that the state of the protest isn’t confined to remake quicker, can accomplish programmed or self-loader demonstrating, three-dimensional recreation is a vital bearing of advancement, can be generally utilized, including self-sufficient portable robot route frameworks, remote detecting and aviation, modern fields of computerization frameworks, and so forth., the financial advantages produced by this innovation is extremely amazing. As a vital part of PC vision innovation, vision-based three-dimensional reproduction of Marr visual hypothetical system depends on the arrangement of an assortment of hypothetical methodologies. For instance, as indicated by the quantity of cameras can be partitioned into monocular vision technique, binocular vision strategy, three monocular vision or monocular vision strategy; as indicated by various standards, vision-based technique can be isolated into locales, include based visual technique , display based and rule-based visual strategies; as indicated by the acquired information the way, can be separated into dynamic and aloof visual technique visual technique. Figure.1 Three dimensional remaking system As indicated by research at home and abroad as of late, were chosen dependent on visual introduction of three-dimensional reproduction of research and reasonable use of a few strategies and more near examination, called attention to the fundamental difficulties for the future and the future heading of improvement. Contingent upon the quantity of cameras to utilize, this article will be separated into three-dimensional recreation technique dependent on the visual strategy for monocular vision, binocular vision trinocular vision strategy and three strategies were presented, concentrating on the monocular vision technique. Monocular vision method.Monocular vision strategy is the utilization of a camera for three-dimensional remaking technique. Pictures utilized can be a solitary perspective of single or different pictures can likewise be a multi-see various pictures. The previous is chiefly described by a two-dimensional picture profundity data concluded, these highlights incorporate two-dimensional shading, surface, center, form, and so forth., it is likewise alluded to as X shape recuperation technique. This straightforward gadget structure class strategies, the utilization of single or modest number of a few pictures can be recreated three-dimensional question show; not as much as that ordinarily required conditions more optimistic, functional application isn’t exceptionally acceptable, the impacts of remaking all in all. The last by coordinating distinctive pictures of a similar element focuses coordinating utilizing these directions in space requirement acquiring data with the end goal to accomplish a three-dimensional reproduction. This technique can be actualized in the recreation procedure of camera adjustment, to address the issues of substantial scale reproduction of three-dimensional scene, and on account of asset rich picture remaking is better; the drawback is that a more prominent measure of processing, quite a while to modify. The accompanying depicts a few noteworthy monocular vision strategy. Shading method.Shading technique, that the brilliance of the shape recuperation strategy (SFS). This methodology by examining picture brilliance data, utilizing reflected light model, reestablish the ordinary to the surface of three-dimensional remaking informa>