1.What is the essential characteristic of science?2. STATE what you will do when you see a safety symbol in a lab activity?3. what are the factors that shape an ecosystem? describe each
It shows him in his dorm in the Goblet of Fire and the Half Blood Prince
There are two type of explosion you can have with a water heater. (1) is a pressure explosion if the internal pressure gets to be too great ant the pressure relief valve fails. (2) If it is a gas fired water heater, there is a potential for a gas explosion. If it is a standard style gas fire tanked water heater, the gas supply is at the bottom. The pilot light could go out allowing natural gas to accumulate. All that is needed is an ignition source and then the explosion will exert force on the tank (at the bottom) and thereby pushing the tank upward.
