Why are chewing tobacco and snuff often-called spitting tobacco?

the fact that your name is twinkie makes me not wanna you at so im not

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.