CURRENT AFFAIRS

Detailed explanation-1: -The technology developed by Dr. R.V. Krishnaiah from Chebrolu Engineering Collegeisan automated system for collection of toilet waste from running trains and segregation of different materials and processing into usable things.

Detailed explanation-2: -What are Biotoilets? The environment-friendly bio-toilets for passenger coaches were developed jointly by Indian Railways and Defence Research and Development Organisation (DRDO).

Detailed explanation-3: -Composting toilet Only the broken down clean liquid is released to the trackbed after sterilisation. The solid waste only has to be emptied every half year.

Detailed explanation-4: -These bio-toilets are fitted underneath the lavatories and the human waste discharged into them is acted upon by a colony of anaerobic bacteria that convert human waste, mainly into water and a small amount of bio-gases like Methane, Ammonia etc.

Detailed explanation-5: -To further address the issue of the foul smell in coach toilets and remove waste from toilet pan to Bio-tank, Bio-Vacuum toilet systems have been developed and are being fitted/retrofitted in coaches. On Board Housekeeping Staff (OBHS) have been sensitized to make the toilet clean and to remove chocking enroute.