Environmentally safe, however, were not a lot of the TBT alternatives, that would be used for private yachts and pleasure boats: copper- and zinc-containing paints, which are highly effective, but could also damage aquatic organisms.
Keskkonnaohutu, aga ei olnud palju TBT alternatiive, mida võiks kasutada isiklikul jahtide ja lõbusõidulaevade: vask- ja tsinki sisaldavad värvid, mis on väga tõhus, ent see võib kahjustada veeorganisme.