The figures reveal
s the process of how a chocolate bar is produced and the price of a chocolate bar which is allocated into five different sectors. Overall, there are two types of cocoa after pressed. They are cocoa butter ( It should be a punctuation ) used to make chocolate bar and cocoa powder sold to food industry. Moreover, most of the chocolate bar price is allocated to supermarket, and ingredients and overheads.
Separate your intro and overview
some issues : plural singular, punctuation and subject-verb agreement.
This is a "petite" mistake. They means plural, but you just explain about cocoa butter.
The first step to make a chocolate bar is to grind the cocoa beans in order to produce cocoa liquor and residuals.The process starts when the cocoa beans grind to produce it's liquor and residuals.
The first step to make a chocolate bar is to grind the cocoa beans in order to produce cocoa liquor and residuals. The residuals is wasted but the cocoa liquor is used to make chocolate bars and then is pressed to get cocoa butter and cocoa powder. The cocoa powder is purchased by food industry while the cocoa butter is mixed with some cocoa liquor and sugar as well as other ingredients in industrial chocolate. Finally, the mixed materials yield chocolate bar.Use strong verbs instead