The following sentences are about one way to use scrap tires and I don'tundetstand the red parts.
1.You split the tire like a bagel, then you roll the grass back, put the tires down, fill them with dirt, and roll the grass back
2. There are soe 500 million used tires stockpiled in the U.S., with a growth rate equal to about 250million per year, creating hazards, such as fire and environmental risks.
3. It is the use of whoe tires that has drawn Dr. K's interests, as they can be baled.
4.There is only one company that actually produces a squre tire bale, ideal for building.