Is hot or cold more dense?

Chef's answer
Cooling a substance causes molecules to slow down and get slightly closer together, occupying a smaller volume that results in an increase in density. Hot water is less dense and will float on room-temperature water. Cold water is more dense and will sink in room-temperature water..
Frequently asked Questions 🎓
Don't play patty cake with the meat. Overmixing will make a meatloaf dry and dense. Start by stirring the wet ingredients together. Then add the sauteed veggies. Now, before starting to mix it all together there like a mad man, just stop.
A cake that is overly dense typically has too much liquid, too much sugar or too little leavening (not excess flour, as is commonly thought). ... A cake that bakes too slowly takes longer to set and may fall, causing a dense texture.
Cooling a substance causes molecules to slow down and get slightly closer together, occupying a smaller volume that results in an increase in density. Hot water is less dense and will float on room-temperature water. Cold water is more dense and will sink in room-temperature water..
It is easy to make dairy-free or vegan condensed milk by simply replacing the milk with 4 cups coconut milk and cooking it down for 40 to 45 minutes with 1 cup sugar. The milk thickens similar to condensed milk. Cool it and store it in the fridge for up to 2 weeks.
The trick to turning sweetened condensed canned milk into whipped cream is chilling the equipment that's used to beat the milk into cream. While whipping the milk, sit the bowl in an ice water bath to keep it cold..
Sweetened condensed milk cannot be substituted for whole milk. Condensed milk is milk that has been reduced and to which a great deal of sugar has been added. You can, however, substitute evaporated milk for whole milk. Just add the same amount of water as you have evaporated milk.
Condensed milk is whole milk which has been condensed to remove the majority of the water, and then sweetened with sugar. It's thicker and "creamier", but has not had sugar added. ... Heavy cream and heavy whipping cream are essentially the same thing, and both must contain at least 36% or more milk fat.
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