Best sealant for a plaster of paris ashtray so that the latex paint underneath does'nt burn?
I’m making ashtrays out of plaster of paris and painting them with latex paint. I need a sealant that is thick and can withstand the heat/burn of a cigarette being put out on it without burning through the sealant and ruining the paint. If you’ve got any ideas or experience please let me know what [...]
How do I waterproof plaster of paris?
I need to waterproof a mannequin constructed mainly of plaster of paris. I need to know what I can use, where I can get it, directions, and if available, approximate price.
How to get plaster of paris out of a plastic container, and how do you dispose it?
My dad made me use plaster of paris for my papier mache project. I told him that it was a bad Idea, but he wouldn’t listen. It hardened in the container almost as soon as I mixed it. It is stuck to the container, and it’s hard. It also says not to put it down [...]
What is the fastest way to dry a plaster of paris sculpture?
I have a small plaster of paris sculpture due for my class in 5 days, and I need it to dry very quickly so that I can sand it and turn it in on time. I have had the project in a plastic bag for a week now while I worked on it so that [...]
What acid will dissove plaster of paris?
I would like to make a plaster of paris model of a marine microbe that will be dissolved by acid over a period of about 3 days. 1) Will plaster of paris disolve in acid? 2) Is there another easily mouldable material that I could use instead?? 3) What acid could I use? (vinegar? kettle [...]
How can you get Plaster of Paris out of the carpet?
Our two year old got into of a bucket of Plaster of Paris and dumped it all over the carpet. We’ve vacuumed it over and over. However, you can still feel it in the carpet. My question is: Can you use a RugDoctor (steam carpet cleaning machine) on it without it clogging up the RugDoctor [...]
How can I reinforce a plaster of paris picture frame?
I have a mold for a plaster of paris picture frame. I need to make several of these frames and ship them hundreds of miles away, but I need to ensure safe passage without breakage. How can I reinforce the plaster from the inside of the frame, for instance can I sandwich layers of cheesecloth [...]
What is the difference between plaster of Paris and plaster paste?
In the book I’m translating, plaster of Paris appears white on the photos and plaster paste is either white or red-brown. Thank you!
Whats the difference between plaster of paris and baking soda?
ok for a thing im doing i need to identify plaster of paris and baking soda. the test that I run are with Iodine, HCl, pH, dissolve test, and the appearence. Can someone help me?
How much plaster of paris do I need to make a handprint mold?
I am doing an activity with my students and need to figure out how big of a bag of plaster of paris I need to make the handprint craft where the children each put their hand in a plate of plaster of paris. Any recommendations of how much to make to make 30 handprints?