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Thursday, 15 April 2021, 3:40 AM
IMI eLearning (IMI eLearning)
A word to make sure that there is always a word in the Z section!
A semiconductor device that conducts an electrical current when its operating voltage is reached.
A brittle bluish-white metal used in alloys and battery cell plates and electrodes.
A yellow, corrosion resistant pigment useful on steel.
White pigment, useful to prevent mould or mildew on paint films.