Some background first. Stewart apparently held ... began plotting what now has become: "Operation: Wax Smoke." "Now, I am not one to let a practical joke go unanswered," Harvick said on his ...

Thick black clouds of smoke from the melting wax could be seen in Allentown, Reading and Wilkes-Barre. Fire police kept onlookers away, closing all roads leading to the fire. “They’re coming ...

Moreover it is also possible to generate consistent low levels of smoke in order to assess the effects of prolonged high background levels on the sensitivity of a drift compensated detector. When such ...