The Below Picture illustrate  how  biofuel is used to make  
ethanol
. There are nine stages of biofuel that are converted into different things for the manufacture of Use synonyms
ethanol
.
Use synonyms
According to
 the picture plants and trees play a vital role in the process of Linking Words
ethanol
 and they can directly receive  sunlight and carbon dioxide through the process of photosynthesis. Use synonyms
Furthermore
, Linking Words
the 
Correct article usage
apply
human
 through them for pre-processing by  way of harvesting. After that pre-processing breaks them into pieces to form  cellulose.
Fix the agreement mistake
humans
In addition
, cellulose passes from the processing and converts them into the shape of sugars. Linking Words
Moreover
, microbes are added to the sugar by biological processes and Linking Words
finally
 converted  into Linking Words
ethanol
. Use synonyms
Then
 we use it in vehicles like  cars,aircraft and tractors.
In conclusion, the  vehicle through  carbon dioxide into the air and Linking Words
this
 process continues for recycling.Linking Words