A Class B extinguisher. Below is an article that lists each class.Also a class A:B OR B:C each extinguisher will have a numerical value beside the B. This number indicates how many square feet of...
Yes. But there are different kinds of fire extinguishers. If the person's clothing is on fire, you would use a water-type (Class A extinguisher). If they were covered in flammable liquid or gas...
A vacuum is nothing. A nothing can't burn, so there is no need to put it out. If you are talking about a vacuum cleaner on fire, that is an electrical fire. You will need a US class C extinguisher...