agar aap roz sahi istebra karte the to sirf shak ki wajah se dobara jerk ki zarurat nahi thi,agar aapko yaqeen tha ki jerk nahi kia to aapka istebra abhi pura nahi hua aur after jerk kuch liquid nikla to aap najis hain,phir se wash karna hoga, office me pipe ke pani ko aap impure kyun samajhte hain?agar wo tunki se aata jo ek kur se zyada hai to wo to paak hi hai