Just a few several years ago we thought it was OK to work all day bathed in fumes, wash our hands in acetone and go house to supper. If partitions are already freshly plastered or are stained from nicotine, water or mould, use a sealer or basecoat 1st. This http://plaidpaintbynumber30740.pages10.com/About-plaid-paint-by-number-18035724