When heated to about 1500 degrees celsius c this becomes a molten mass that hardens when slowly cooled.
Ielts sheet glass manufacture.
Glass which has been made since the time of the mesopotamians and egyptians is little more than a mixture of sand soda ash and lime.
When heated to about 1500 degrees celsius this becomes a molten mass that hardens when slowly cooled.
The float process glass which has been made since the time of the mesopotamians and egyptians is little more than a mixture of sand soda ash and lime.
Harden v to become or make something become firm stiff or solid.
When heated to about 1500 degrees celsius c this becomes a molten mass that hardens when slowly cooled.
Stay v to continue to be in a particular state or situation.
When heated to about 1500 degrees celsius c this becomes a molten mass that hardens when slowly cooled.
The float process ielts cambridge reading vocabulary ielts cambridge reading vocabulary.
When heated to about 1500 degrees celsius c this becomes a molten mass that hardens when slowly cooled.
Glass will harden when slowly cooled.
When heated to about 1500 degrees celsius c this becomes a molten mass that hardens when slowly cooled.
This is an aimed post for ielts candidates who have great problems in finding answers for the academic reading module.
Ielts reading sheet glass manufacture process sheet glass manufacture process glass which has been made since the time of the mesopotamians and egyptians is little more than a mixture of sand soda ash and lime.
Glass which has been made since the time of the mesopotamians and egyptians is little more than a mixture of sand soda ash and lime.
This ielts reading post focuses on all the solutions for ielts cambridge 8 test 2 reading passage 1 which is entitled sheet glass manufacture.
The float process glass which has been made since the time of the mesopotamians and egyptians is little more than a mixture of sand soda ash and lime.
The first successful method for making clear and flat glass involved spinning.
The float process glass which has been made since the time of the mesopotamians and egyptians is little more than a mixture of sand soda ash and lime.