if you have an ionization chamber smoke detector, it probably contains a radioactive man made element called Americium 241. so, did you know and does this concern you?
You could use the shape of the gummy bear to make a plaster mould then use a translucent material such as Translucent Liquid Sculpey to make a gummy bear shaped item to put in the resin.
none required but you can use gloves and the breathing barrier so your mouth does not touch the persosn
In the United States its a regional matter. Here in Ohio, we do not require snow tires but we do have requirements on how much tread has to be on the tire. Also if studded tires are used, they can only be on the car during the winter months because they will destroy the roads and will actually increase your stopping distance under conditions other than ice.
USA NO! but in some areas chains may be required. Usally in the mountains.
