Masana'antar takarda bayan gida a cikin samar da ruwa mai datti, iskar gas, ragowar sharar gida, abubuwa masu guba da hayaniya na iya haifar da mummunar gurɓata muhalli, sarrafa shi, rigakafi ko kawar da jiyya, ta yadda yanayin da ke kewaye da shi ba zai shafa ko ƙasa da ƙasa ba, ya zama wani muhimmin ɓangare na masana'antar takarda bayan gida. bayan gida takarda masana'antu zuwa ruwa gurbatawa ne mai tsanani, tare da, magudanar ruwa (gaba daya fiye da 300 ton na ruwa da ton na ɓangaren litattafan almara da bayan gida takarda), datti ruwa a cikin babban abun ciki na kwayoyin halitta, biochemical oxygen bukatar (BOD) high, dakatar da daskararru (SS) more, kuma ya ƙunshi mai guba abubuwa, tare da wani launi tare da wani musamman wari, hatsari ga al'ada ci gaban da masana'antu da masana'antu masana'antu, mazauna yankin da kuma agriculism na agriculism. ruwa da gyaran muhalli. Tari cikin shekaru da yawa, daskararrun daskararrun da aka dakatar za su lalata tashar ruwan kogi, kuma su haifar da wari mai guba na hydrogen sulfide, cutarwa mai nisa.
Tushen gurbatar yanayi Babban hanyoyin da ake amfani da su a cikin masana'antar takarda bayan gida sune shirye-shiryen albarkatun ƙasa, ƙwanƙwasa, dawo da alkali, bleaching, kwafin takarda bayan gida da sauransu. Tsarin shirye-shiryen albarkatun kasa yana haifar da ƙura, haushi, guntun itace, ƙarshen ciyawa; pulping da alkali dawo da, bleaching tsari samar da shaye gas, kura, datti ruwa, lemun tsami saura, da dai sauransu.; Tsarin kwafin takarda bayan gida yana samar da farin ruwa, duk sun ƙunshi gurɓatacce. Ana iya raba gurɓacewar masana'antar takarda bayan gida zuwa ga muhalli zuwa nau'ikan gurɓataccen ruwa (Table 1), gurɓataccen iska (Table 2) da ƙazantaccen shara.
Sharar gida mai ƙarfi sune ruɓaɓɓen ɓangaren litattafan almara, ɓangaren litattafan almara, haushi, guntun itacen da aka karye, ciyawa, tushen ciyawa, ciyawa, farar laka mai ɗauke da silica, laka mai laushi, sulfuric iron ore slag, coal ash slag, da dai sauransu, waɗanda ke mamaye wurin, suna fitar da ruwa mai turbid don ƙazantar da ruwa da tushen ruwan ƙasa. Hayaniyar hayaniya, ita ma babbar matsala ce a masana'antar takarda bayan gida.
Ana iya raba rigakafi da sarrafa gurɓataccen gurɓataccen abu zuwa kashi biyu: jiyya mara lahani a wurin da kuma kula da ruwan sharar gida.
Takardar toilet yashirya tana jujjuya duk aikin jiki. Tsarin samarwa ba ya cutar da jikin mutum. Ƙarshen samfurin ba shi da ragowar sinadarai masu cutarwa kuma yana da lafiya da aminci. Yi amfani da iskar gas maimakon man fetur na gargajiya don guje wa gurɓatar hayaki a cikin iska. Kawar da aikin bleaching, riƙe ainihin launi na filaye na shuka, rage yawan amfani da ruwa, guje wa zubar da ruwa mai bleaching, da kare muhalli.
Lokacin aikawa: Agusta-13-2024
