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Dolphins use echolocation to communicate with each other. Bats use it so they dont fly into things like trees. Boats and submarines use it to locate where each other are so they can fire bombs at one another.
two
distinguish between a "standard" commercial risk and a "non standard" commercial risk in a fire policy
Regular bricks should be able to stand up to the heat of a wood fire. For anything much hotter than that, you should probably be using refractory bricks.
Yes fire extenguishers are required in every unit.
No, there are boats that do not need any fire extinguishers.
how many fire doors between fire and place of safety
Must be coast guard approved
They brung Hell boats to seperate the other boats and Hell boats also looked like or were on fire.
When there's a fireWhen there's an inspectionYou should pretty much always have a fire extinguisher on a boat. This may not be necessary for some types of boats; it's kind of unlikely that an aluminium canoe or rowboat is going to catch on fire, for example, but on any boat powered by an engine you should have one (or more).
the was mainly escaping on boats and horses
Fire drills are mandatory so that crew and passengers know what to do in case of a fire or an order to abandon ship is given by the captain. Most people do not know what to do.
The negative effect of a steam boat is that it causes a fire and can explode due to steam pressure.
Every day when being used, whether or not there are other passengers. Boats should have minimal Coast Guard required equipment on board (life vests, fire extinguishers, ropes, etc).
The maximum distance between fire sprinkler, per NBC, depends on the sprinkler system. The size of the sprinkler and the number of sprinklers need to be considered when installing.
Neither a gasoline or electrical fire should be put out by water. A gasoline fire should be put out by a fire extinguisher labeled A B C. An electrical fire should first have the power switched off. Then the fire extinguisher should be used.