Lath and Plaster was used in America up until the mid to late 1950's. In the UK, they started using pasterboard about 1945.
Sheetrock or drywall should never be used as part of a door. It is just not durable enough.
Calcium sulphate dihydrate is the primary material in drywall.
Sheetrock, drywall or gypsum are insulators.
should you install sheetrock horizontal or vertical
Yes, sheetrock is fire resistant.
Insulation and sheetrock are related only in the sense that they are used in walls. When one side is drywalled insulation batts can be stuffed in the other side and then boarded up.
No it will actually ruin your Sheetrock or Drywall
Gypsum or 'calcium sulfate dihydrate' is the only substance used.
Calcium sulphate dihydrate IS (not was ) used for making drywall, sheetrock, wallboard, etc.
yes
No, you may think you can, but the paper will just come off the sheetrock.
Gypsum is used in sheetrock, plaster, fertilizers, and filler in paper.