A nine percent concentration in air was highly explosive.
The crew had mixed about 15 pounds of actual thermite, which is highly explosive, into the fabric.
Upon his arrival, he found the situation of the Roman Catholic Church there to be highly explosive.
The materials are dangerous, and highly explosive.
There is no reference to highly explosive chemicals or illnesses due to harsh work environments.
Each plant handles a range of highly explosive, corrosive and toxic raw materials.
This ensures that the highly explosive hydrogen-oxygen environment is not created.
"I'm sorry, Beverly, but the situation down there is highly explosive."
In March a resident came in with a small container of picric acid, which is highly explosive.
But I hope to prove, when it is confined in a chamber, that it will be highly explosive.