1. Water used to extinguish an earlier fire in the warehouse mixed with chemical materials stored there and produced toxic smoke.
2. The security men in the armored cars returned fire and quickly exploded green and white smoke bombs for concealment.
3. The crackle of gunfire echoed across the city and explosions set fire to the building, filling the lobby and the upper floors with smoke.
4. The police and fire department are investigating the direct cause of the smoke.
5. Two firemen were overcome by toxic smoke while fighting a No 3 alarm fire in Yuen Long yesterday and sent to hospital for treatment.
6. The smell of thick smoke roused the father, around the same time a neighbour raised the alarm and called the fire service.
7. The smoke of the fire and the heat of the sun have worn its colour away over the years.
8. He spotted smoke billowing 200 meters away from where he stood and heard the roar of the fire.
9. Three homes were destroyed and two had minor fire or smoke damage.
10. Household smoke alarms reduce the chances of dying in a fire by up to 50 percent when present and working properly.