Similar to humans, cancer is the leading cause of death among older cats. It is caused by uncontrolled cell growth, and affects a wide range of cell types and organs in the body. Feline cancer initially manifests as a lump or bump on any parts of the body.
Adaptive headlights make driving at night or under low-light conditions safer, by adjusting the car's headlights to curves in the road. Rather than pointing directly at the space in front of the vehicle, they adjust to illuminate the area that the car will occupy next.
The most common type of floodlights are metal halide and high pressure sodium lights. Beacon lights are positioned at the intersection of two roads to aid in navigation. Sometimes security lighting can be used along roadways in urban areas, or behind homes or commercial facilities.