Gunpowder, in some ways the most effective of all the explosive materials, were mixture of potassium nitrate, charcoal, sulfuric.

Câu hỏi liên quan

• The artist tried stimulate interest in painting by taking his students to th museums.

• The main advertising media includes direct mails, radio, television, magazines, and newspapers

• Electric wires carry current for lighting and outlets designing household appliances.

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• Since fireworks are dangerous, many countries have laws preventing busin to sell them.

• There is the very real possibility that these animals could panic, frighten and would break away, should there a sudden loud no

• Karen hasn’t decided still if she wants to run the Presidency again this year

• Why did all the customers at the Red Lion have to pay pay off their beer that week?

• It is said that the government is about to make the go ahead to plans for the building of a new runway Londons Gatwick airport.

• Choose the correct answer to complete the sentence. "ASEAN organised different projects and activities _______ its members"

• Do you want to stop in this town, or shall we  .......  ?

• Canada is made up of ten provinceand two territories, with governmental powers being divided between the federal government or provinces

• The rock formations in the Valley in Nevada has been worn into many strange shapes by the action of wind and water

• Researchers in economics , psycholo, and marketing can help businesses.

• Most of the magnesium used in United States comes from the sea water.

• They took the coffin with the captain’s body it to cemetery to bury  him.

• Measles are cured without much difficulty nowaday

• Above 80 percent of the laborers the construction site are temporary workers.

• Although he is 103 but, he still does a lot of work in the flat

• At the station, we often see the sign "  .......... for pickpockets".

• The measurement known as “food” has originally based on the size of the human food.