Most common garter snakes have a pattern of yellow stripes on a brown or green background, and their average total length (including tail) is about 55 cm (22 in), with a maximum total length of about 137 cm (54 in). The average body mass is 150 g (5.3 oz).
Centigray is a radiation absorbed dose measurement unit. A centigray (cGy) is a derived metric (SI) measurement unit of absorbed radiation dose of ionizing radiation, e.g. X-rays. The SI prefix centi stands for one hunfredths.
What Ionizing Radiation Is. Ionizing radiation is energy that is carried by several types of particles and rays given off by radioactive material, x ray machines, and fuel elements in nuclear reactors. Ionizing radiation includes alpha particles, beta particles, x rays, and gamma rays.