Fatberg  is an off-putting portmanteau of the words  fat  and  iceberg   They re rock-hard masses of solidified fat  When you pour cooking grease down the drain, it cools and congeals in the sewer pipes

Fatbergs are massive amalgam of cooking fat and personal hygiene products that can clog sewers and cause sewage backups in your home. Preventing them is as simple as properly disposing of cooking grease in the trash rather than the drain.

Cicada

Later this spring, billions of bugs will crawl out of dime-sized holes in the ground after 17 years in the soil. These cicadas will go topside just to mate and die over the course of four to six weeks. Here's how you can prepare for their arrival.

Inside a Natural Gas Furnace

BTU stands for British thermal unit. BTUs are a measure of the heating — or cooling — power of an appliance. Here's the 411 on BTUs.

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