Ceiling divder between flat and popcorn textures

Wife wants me to remove popcorn ceiling from our 1956 ranch. Have heard that from this era it may contain asbestos. Have worked with all sorts of nasty stuff and I know usually dangers with stuff like this is usually repeated, long term exposure. Breathe in enough sand or grain dust over time...

Is it advisable to scrape remove all existing popcorn texture from ceiling before installing new sheetrock ? Some of the texture got wet and fell to the floor and some of the existing ceiling (about 30% of the area) deteriorated from being wet. Do not want to remove and patch replace the damaged...

I don't want to remove it, as I don't own my apartment. I just want to clean all the dirt near the ceiling fan.

The popcorn ceilingin my family room blisters, splits and then rains drywall particles on the floor. The sheetrock is ok, but the "paper" seperates and hangs in 3" inch sheets from the ceiling. What would cause this? And how can I correct it. The house was built in 1978. It had some ceiling...

Hi, We're renovating a condo built in the 70's and have chosen to remove the popcorn ceiling. We've just about finished the removal and will be sanding, repairing, and priming. We're struggling with whether to texture the ceiling before painting or not. Looks like someone has come into the condo...