What have you done? Repair via quot;weldingquot;? Repair with a fiberglass cover? Other? How has it worked for you?
depending on the tempas a basic over view, first insulate your container with something such as a dense foam or fiberglass insulationpreheat he container would be a good thing to do also if you are looking to insulate something like a water bottle, place the water bottle in the center of a coffee can or something simularspray expanding foam in the empty cavitylet it set upif you are looking to insulate a container such as a box, i would suggest using fiberglass insulationtape the insulation to the exterior of the boxyou can get these supplies at your local home improvement center.
Calorimeter won't keep things hotIt will just tell you how much energy is releasedYou would need something insulate, like a thermosMost thermos' use a vacuum as insulationYou could also use something like styrofoam or newspaper, depending on exactly what you need to keep hot.
Keep Water Warm Container
If the hole is not that big use some type of Epoxy glue If its medium or big use fiberglass coatings dont weld, it would weaken the area next to where you are weldingHope this help
