kolkata assist inwardness swachh bharat programme nb institute rural technology manoeuvre solar power expert gon chaudhuri come innovative low be hand washing device outside rural areas similar sunderbans hand washing facility juryrigged toilets device could set locally rs gon chaudhuri come technology said conception could easily fabricated rural artisans developed cheap hand wash device command water supply first tolerant simple groundbreaking technology device installed many villages sundarban various ngo said four bamboos used build structure device jar two three litres cakehole top pay heed nylon rope structures last nylon rope place compact one foot bamboo flap moment flap pressed weewee comes jar two hands remain absolutely free thus one could adopt hygienical practise washing hands soap properly engineering science available nbirt training programme women unemployed youths local ngos would given free cost gon chaudhuri pronounce gon chaudhuri said came approximation country many remote rural areas facility give washing use toilette many cases even makeshift toilets shack according public health foundation india number people affected unhygienic living conditions gamy loss human potential due human immunodeficiency virus aids humans bank also estimated every yr release gdp bharat due unhygienic living conditions death water borne diseases common country four infants one die unhygienic live conditions much could prevented following healthy practise hand washing soap