<prompt> Akaretsa mantsoe a latelang a 20 ka polelo e le ngoe.chefo - ntho - motho - tlhapi - metsi - tikoloho - liphoofolo - tšilafalo - bophelo bo botle - litšokelo  <response>: Instruction in English: Summarize the following 20 words into 1 sentence. . Response in English: Toxic substances in water are a threat to the health of humans, fish, animals and the environment, causing pollution. . Response in Sesotho: Lintho tse chefo tse ka metsing li kotsi bophelong ba batho, litlhapi, liphoofolo le tikoloho, e leng se bakang tšilafalo. 