Komatsu PW98MR-10 Operation & Maintenance Manual page 34

SAFETY LABELS SAFETY
(a) Never smoke or use any naked flame near the batteries. Do
not generate sparks.
(b) Always wear safety glasses when working with batteries.
(c) Keep children away from batteries.
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(d) Caution battery acid.
(e) Read the operator's manual before working with batteries.
(f) Caution - explosive gases.
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