1. Rotary forage forage (ti pil chofè, auger rotary forage forage) gen tandans pou basculement sou lè pa installé en, ki se yon aksidan komen. Esansyèlman, anpil blesi ak lanmò ki te koze pa rotary forage forage (ti pil chofè, auger rotary forage forage) se akòz basculement.
2. Frape objè ki pa vle pandan w ap fè pil, tankou tiyo dlo oswa tiyo lwil.
