Zalianthanga, Tahan
A mi nâwlpui hian plastic kan tih mai, sarâng hi thil chi hrang hrangah kan hmang nasa hle. A lo chhuah dan chi hrang hrang zingah thlûr khatin han thlûr bik dawn ta ila. Lei aá¹anga laih chhuah hriak dum ngun mai (crude oil) leh boruak alh thei (natural gas) aá¹angin plastic mawi zawk, hman nuam zawk an siam chhuak ta mek zel a. Heng plastic á¹obulte hi carbon leh hydrogen aá¹anga siam a ni a, chi hniha á¹hen theih a ni a, chungte chu–thermoplastic leh thermoset tiin.
Thermoplastic huam chhungah chuan plastic bag, khuhhriang, chaw ei thleng, no lian, bâlá¹Ã®n, fian, tuibel, kawlawm (pen), damdawi bûr leh thil dangte a ni. Hengte hi tihsatin a tui a, a lo nêm a, a daih hnuin a chár sak leh á¹lat á¹hin. Chutichuan, a hlui tawhte hi tihtuiin a thar dang a siam leh theih bakah, vawi tam siam nawn theih a ni. Thermoset erawh hi chu tihsatin a nêm mai ve lo va, a sak a, a feiin a tlo zawk bawk. Electric hmeh ênna (switch), telephone bung hrang hrang, pressure cooker vawnna ang chi-ahte an hmang a ni.
Sarâng chi hrang hrang zingah ni tina kan hman lâr ber ti mai ang, polythene (polithin ti zel tawh mai ang) hi chi hrang hrang a awm a, kan hman lâr chi 20 zinga pawimawh zualpui chi lite chu:
1. Polyethylene (polythene)
2. Polyvenycloride (PVC)
3. Polyslyrene
4. Polypropylene
Heng kan tarlan takte hi a mal malin kan luhchilh hman dawn lo va, mi tinin kan hman lar polithin hi kan luhchilh bik deuh dawn a ni.
Polithin ip a lo lar ta lutuk hi thil tih a awlsam rualin, zawh loh nghawngkawlah kan inbât titih a ni ta lo em ni le? Plastic zingah tuna kan hman lâr mek polithin hi a chhe ber pawl chi (grade 4th emaw 5th emaw) aá¹anga siam a ni a. Thil zângkhai leh awlsam a nih bakah, a mawi a, lehkha ip aiin a tlo deuh zawk a, khai mai a awlsam a, a tlawm bawk si; hman mai awlsam tak a ni. Amaherawhchu, rin ai daihin kan chhehvel a tihrisel lo va, boruak a tiritin nungcha leh mihringte hial a bawh buai nasa hle a ni.
Palastic lam reng reng hi a á¹awih ral ve thei lo va, fimkhur loh phei chuan a hnawksak hle á¹hin. Kawngkam leh lui dung han zawh ila, polithin (sarâng) kan paih vûm thêr thûr mai a, kan tâlbuai chu a ni ta mai. Leia kan paih hi kum 400 dawn lai ral lovin a inphûm thei a, thlaite a tiá¹huanawp thei a; ran leh arvate pawh a nghawng chhe nasa hle. A thlum leh a al kan fûnte kha a sarâng ip chawpin an ei a, e chhuak leh thei lovin an pum a tipuar a, an thih phah leh á¹hin. Kan sawi zauh tawh angin, lui dung, tui luankawr leh compound velte hi polithin hian a tiá¹awp a, a tihtenawm bakah a tirimchhe hle. Natna chi hrang hrang a tichhuak thei a, kan á¹henawm ram á¹henkhatte chuan polithin hman an khap hial tawh a ni.
Polithin hi mihring tan a hlauhawm zual bik. A bik takin a tihmawina rawng hi tlâwm si, mawi si hman a á¹ul avangin rawng á¹ha lo an hmang a, Delhi-a Vatavaron an tih pawlte chuan hetiang polithinah hian cancer thlen theitu chi tam tak a awm an ti. Polithin Control Board, Assam chuan an enchhinna (laboratory)-ah polithin rawng neiah hian hriselna atana á¹ha lo heavy metal an hmu kim a. Chu lovah pawh, hâl ral ta ila, a khû-ah boruak bawlhhlawh chi 14 a tihchhuah theih avangin buaipui tham a tling tak zet a, kan chhehvel boruak hi a tirimchhe thei a ni.
Kan chhehvel boruak tichingpentu polithin lakah hian mi tinin mawhphurhna kan nei ta a nih chu. Tui luankawr (lui)-a sarâng a vûm hnêr hnûr mai hian thaw a tiipik a, a buaithlak hle a ni. Chawhmeh leh ilo fûn nan hian hnah emaw, puan ip emaw hmang thei ta ila; loh theih lohva polithin kan hmang a nih pawhin rawng nei lo, a vâr hlang hi a pawi nêp deuh mahna. India ram state á¹henkhatah chuan hman an khap tawh a, Andaman thliarkarah leh hmun á¹henkhatah phei chuan lak luh khap bur a ni. Kan ramah pawh hian polithin á¹hen fai hna hi khaw tin deuh thawah hma an la nasa tawh hle a ni.
Boruak á¹ha kan dawn theih nan kan chhehvel rim chhe tur, ran, arva ek leh thi, bawlhhlawh á¹awphnawk, tui á¹ha lo, ek in leh polithin-in a nghawng á¹ha lo lakah hian i fimkhur á¹heuh ang u. Leilunga thil chhuakte hi nungcha leh mihringte tan pûr inchâwk tawn (ecologically balance) tura remruat, inchâwm tawn (food change) vek a ni. Chuvangin, henga a hnarkaitu ber chu keimahni, mihringte hi kan nih avangin keimahni bawk kan pawimawh hle a ni.
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