Well, yes, but the water must be very hot. Not just like the water temperature that we shower in.
Yes, melted plastic can hurt you. The primary danger is from a burn. Melted plastic is hot, and it tends to stick to skin and clothing. It is exceptionally dangerous stuff in that regard.
Sure as long as they are not scolding hot!
Melted plastic is generally non-toxic and usually a pain to remove. It is generally disposed of as trash, as it cannot really be re-used. If it's hot, it is hazardous as it can burn you and tends to stick to skin and materials. In that light, it is dangerous. Melted plastic is the material used in injection molding. That melted plastic is not "bad" as it is being used for a purpose (the manufacture of goods).
The hot water will get colder and the ice will melt and the water from the melted ice will get to the same temperature as the final temperature of the hot water.
Due To high specific heat
Mars is hot so frozen water can melt in Mars.
Yes, I used to work in a commercial kitchen & Nacho cheese came in 10litre bags and we used a Baine Maree ( water bath) use melted butter or cling film on top to prevent a skin formimg
To remove melted plastic from a wood floor, you will need an iron and brown paper sacks or brown craft paper. Lay the craft paper over the plastic. Apply the hot iron to the paper and apply pressure just until the plastic becomes soft. Once the plastic is soft, peel it off the wood floor.
Due To high specific heat
Yes, at first it will. But it will easily come off with hot water and if you let the glass object sit with the hot water in it.
With very hot flames or melted in a big hot pot.
Lava is very hot- it is melted rock. Hot rock + water= steam