Clear the trap: If the above methods do not work, the next step would be to remove the P-trap under the sink. Place a bucket underneath the area to catch water then unscrew the two threaded caps that hold the curved section of the pipe in place. Nowadays, most kitchen drains are made of white PVC pipe with connections that can be unscrewed by hand.
Molds and mildew live and enjoy in a hot, humid, and unclean environment. These three are the best descriptions of a bathroom without proper ventilation. You need to install an exhaust fan in your bathroom so that it can remove the humidity and bad odor inside your bathroom. Exhaust fan installation is essential to prevent mold buildup in this part of your house.
Plumbers install and repair water, drainage, gas, and other piping systems in homes, businesses, and factories. Plumbers install plumbing fixtures such as bathtubs and toilets, and appliances, such as dishwashers and water heaters. Plumbers also maintain septic systems—the large, underground holding tanks that collect waste from houses that are not connected to a sewer system.