pˈɑːnd lˈaɪnɚz nˈiːd təbi pɹətˈɛktᵻd fɹʌm ʃˈɑːɹp ˈɑːbdʒɛkts fɔːɹ ɛɡzˈæmpəl, stˈoʊnz bᵻlˌoʊ ðə lˈaɪnɚ ænd fɹʌm bˌiːɪŋ pˈʌŋktʃɚd baɪ ˌɛni ˈɑːbdʒɛkts ɪnðə wˈɔːɾɚ bˈɑːdi.
Pond liners need to be protected from sharp objects (for example, stones) below the liner and from being punctured by any objects in the water body.