power changing device / auxiliary devices / mechanical energy / school bus warning devices / grease/oil leaking / electricity / transportation / rubber / oil / Power steering systems / state law / warning devices / school bus mechanical devices / transportation system / bus warning systems / oil pressure / pupil transportation / /
Organization
Department of Education / US Federal Reserve / Warning System C.8 School / /
Person
Pre-Trip Safety / Left Rear Wheels / /
Position
driver / SUPERVISOR / guard / school bus driver / /