safety glasses

GOGGLES
WordClue
FOODdioptre - glasses, calorie - ?
CARATglasses - dioptre, diamond - ?
CALORIEglasses - dioptre, food - ?
DIAMONDdioptre - glasses, carat - ?
DIOPTREfood - calorie, glasses - ?
SECURITYsafety
SPECTACLESglasses
SECURITYsafety
MARATSafin, tennis player