Rake out the cinders before you start a new fire.

在重新火前先把煤耙出来。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

在国长治，一名工人在煤垃圾场酣睡。

This material is variously termed ash, clinker, cinders or slag.

这种材料有不同名称，如灰、炉、煤或矿。

The arsenolite cinders were treated by the processes of oxidizing roasting-pyrolusite pulp absorption,magnetizing roasting-magnetic separation and acid leaching.

采用氧化焙烧—软锰矿浆吸收、磁化焙烧—磁选、酸浸工艺处理砷华废。

This treating method can remove the sulfur and incerase the percent of iron and resolve the trouble that pyrite cinder is difficult to desulfurate.

该方法能很好地脱除烧硫并富集其铁,解决了多年来一直困扰着人们硫酸脱硫难问题。