Comportment qua disposal of waste matter-
The fifth of the five Samities (comportments);
it consists in careful (proper) disposal of excreta, urine, phlegm etc., at such place which is free from mobile and immobile living beings, after carefully inspecting and cleansing the place.
sthaṇḍile sthāvarajaṃgamajantuvarjite nirikṣya pramṛjya ca mūtrapurīṣādīnāmntsarga utsargasamitiḥ.
(TaBhā 9.5)