They worked for months to prepare the road, using blasting powder to widen the upper section and hand chisels to carve anchor points directly into the sandstone.
22.
He then earned $ 250 by selling goods from W . D . Gookin on consignment, adding shaving soap, tobacco, paper, farm tools, blasting powder to his store.
23.
Other industries of the past were the manufacturing of blasting powder, iron and steel goods, cigars, silks, etc . The population was 5, 151 at the 2010 census.
24.
Machinery was salvaged from these mills, and a subsidiary Oriental Powder Company of Pennsylvania began manufacturing rock blasting powder at Fairchance, Pennsylvania in 1902 . and Salt Lake City.
25.
Nobel originally sold dynamite as " Nobel's Blasting Powder " but decided to change the name to dynamite, from the Ancient Greek word ??????? " d�namis ", meaning " power ".
26.
It was also noted that miners would trade blasting powder if they did not bring enough for the day s job, allowing sparks from lit matches or tobacco pipes to contact the powder.
27.
In the formal investigation of the accident there were three possibilities proposed for what could have caused the ignition of the blasting powder : electrical sparks or current, open lanterns, and lighted tobacco pipes.
28.
He studied civil engineering at Cornell University, where he also played baseball; he would play as an outfielder in the blasting powder mill construction business; his first opened in East Alton, Illinois, in 1892.
29.
Lammot studied chemistry at the University of Pennsylvania, and obtained a bachelor of arts degree in 1849 . He entered into the family business, and used his chemistry knowledge to patent B blasting powder in 1857.
30.
In addition to the cattle, the " Columbian " was also carrying one hundred and fifty tons ( 136.08 t ) of vegetables and meat, along with three tons ( 2.722 t ) of blasting powder.
