Is a acid poisonus

hey, ShAdY here.. well, i dont really noe much bout dis, but i will say YES IT IS cause you dont wana inhale or swollow ACID in your body!!!!!- unless if u are mentally ill or got diseases or u want to DIE- totaly up to you. so yeh, acid is poisonus becasue... it just is!!!! LOL... ACID WILL KILL YOU- is that true????