![]() If true, this means that approximately 50,000 pounds of uranium and 120,000 pounds of thorium are purchased in the form of cat litter each year by the American consumer. I've seen varying estimates of the amount of cat litter sold in the U.S., but for the sake of the calculation, let’s assume 4 billion pounds per year. Since cats don't spend a lot of time in the litter box (you never see them taking along something to read when they are heading that way), the radiation exposure is probably minimal. The 26-pound bag is the most economical but also the most cumbersome to lift. The results were as follows: 4 picocuries per gram (pCi/g) for members of the uranium series, 3 pCi/g for members of the thorium series, and 8 pCi/g of potassium-40.Īt these concentrations the exposure rate at six inches above a box of cat litter would be approximately 0.1 micro roentgen per hour (uR/hr) above background. The Naturally Fresh litter comes in several sizes: a 6-pound bag, 14-pound bag, and 26-lb bag. These sand particles are then mixed with oxygen and water, giving us these highly absorbent crystals. Petmates extended lines of litter liners and filters help to keep your kittys litter box clean. Also known as silica cat litter, this type of litter is mined from quartz sand. This company ships you a recyclable litter box filled with enough odor-absorbing clay litter to last your cat a whole month. Crystal cat litter has started to become more popular in the last couple of years. It won't be long before the raisins are also on the outside.įor fun, I measured the radionuclide activities in one sample of cat litter. Kitty Poo Club Clay Litter Best Overall Save 20 off first litter box order with code CAT20 Kitty Poo Club is a convenient and eco-friendly way to make sure you never run out of high-quality cat litter. Notice the cat litter on the outside of the "box" and the dried raisins inside. The photo to the right shows the collection's display of cat litter. Shipments of cat litter have been known to trip radiation monitors. Since clay typically contains elevated levels of naturally-occurring radionuclides, large amounts of cat litter can be measurably radioactive. Most cat litter is made from clay (e.g., bentonite) that acts as an absorbent. Cat litter not only addresses a cats natural desire to cover its waste, but many varieties work double and triple duty to hide odor and simplify cleanup.
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