Introduction
This is the time when you are going to learn how ethanol is being made. You just have to watch the video and complete the task given. The task will consist of few questions that have to be anwered. Only one answer is the right one.
THE VIDEO MATERIAL :
Task
1) Can ethanol come from citrus?
a) yes
b) no
2) Is water needed in the process?
a) yes
b) no
3) How long fermentation in its process is taking?
a) 34 hours
b) 42 hours
c) 40 hours
d) 48 hours
4) What is mixing in the process of fermentation?
a) sugar and enzymes
b) carbon dioxide and H20
c) yeast and mash
d) H20 and sugar
5) Is the carbon dioxide separated?
a) is not
b) is
c) a tiny bit of it is
6) How much percentage of ethanol has been created after the heating?
a) 50% ethanol mash
b) 5,95% ethanol mash
c) ~ 7%
d) 10% ethanol mash
7) What is 'denaturing' in this video?
a) adding gasoline to ethalon
b the part where water is separeted
c) the heating process of it all
d) the mixing of sugar and H20
8) Where does the leftovers of carbon dioxide go?
a) disappears into the air
b) is used into planting and growing trees
c) turns into dry ice and carbonated beverages
d) mixes with H20 in a watercourse
Process
As I said earlier, only one answer for one quesion is possible. Just read the questions after the video and complete the task.
Evaluation
The right answers for each question are :
1) a
2) a
3) d
4) c
5) b
6) d
7) a
8) c
If you were able to get only 4 of them correct, I suggest watching video one more time.
If you got one, two or zero mistakes, you watched quite carefully.
Conclusion
This is the knowledge related to fuel, which we all use to drive. It's more friendly to environment and it's renewable.