Accumulation of poisonous gas in wells/pits during monsoon season

摘要

In Punjab, during rainy season, due to high temperature and humidity in the atmosphere, there Is an accumulation of poisonous gases such as carbon dioxide, carbon mono-oxide, etc in the tubewei! pits. Due to scarcity of oxygen in the pit, workers entering the well die within 2 to 3 minutes (due to asphyxia). There are manytubeweli related deaths reported in Punjab. Recently, such type of ^ccide^ts hav° heen r