Metalworking fluids (MWFs) - sometimes referred to as suds, coolants, slurry or soap are used during the machining of metals to provide lubrication and cooling.
Exposure to metalworking fluids can cause; irritation of the skin/dermatitis, occupational asthma, bronchitis, irritation of the upper respiratory tract, breathing difficulties or, rarely, a more serious lung disease called extrinsic allergic alveolitis.