Why is restaurant not safe to eat at

Restaurants could be unsafe to eat at for a number of reasons. They could be unsanitary, for one. Or, the food itself might not be healthy. (:

a pan containing water is placed in a positio n where it is exposed to a 10 mile per hour wind. the pan contains a uniform depth of 1.27 cm of water, is quite wide, and has a length of 2.44 m in the wind direction. the water in the pan is at a constant temperature of 15.5 °c.