ignited

His hunger strike in December 2011 received nation-wide recognition and was one of the sparks that ignited the protest movement.

That action ignited protests that rocked Wisconsin and spurred a recall—only the second recall of a governor in U.S. history.

The weight of both decisions ignited protests across the land.

Before long, the methane ignited and the entire store blew up.

Three months of despair were ignited in suburban Missouri when officer Darren Wilson was told he would walk free.

In 1829 an English chemist discovered that matches on which had been placed chlorate of potash could be ignited by friction.

A portion of the precipitate supposed to be a fatty acid was ignited in a porcelain spoon.

Then suddenly the very gentleness of his smile ignited a little answering smile on her lips.

The gas is ignited by means of an electric spark which is produced between the two parts A and B of an electric circuit.

This wood possessed the peculiar property of smouldering for hours when once ignited, without actually bursting into flame.