氧化锌

氧化锌	yǎng huà xīn	zinc oxide
氧	yǎng	oxygen (chemistry)
氧化	yǎng huà	to oxidize
化	huā	variant of 花
化	huà	to make into / to change into / -ization / to ... -ize / to transform / abbr. for 化学
锌	xīn	zinc (chemistry)