Fill in each gap of the following passage with appropriate word(s) from the basket given below:

pollutes	discharges	waste	free	toxic
dumped	because of	since	paid back

Dhaka city ______ the bounty of the river Buriganga by sucking life out of it. According to newspaper report, the Buriganga is dying ________ pollution. Huge quantities of ______ chemicals are _____ into the river every day. The city _______ about 4500 tons of solid waste every day and most of it is directly released into this river.