Foam articles; articles of foamed plastics; foam cuts; foam slabs; foam sheets; foam for use in manufacture; foam for use in manufacture of mattresses and pillows; foam for use in mattresses and pillows; foamed rubber; polyurethane foam caulking agent; foam supports for flower arrangements (semi-finished products); filtering materials (semi-processed foams or films of plastic); muffled expanded closed foam rubber; molded foam for packing