This spreadsheet calculates and keep track of the fuel consumption of vehicles. The result can be displayed in several ways including averages, statistics, graphics and multiple units. The main advantage of this spreadsheet compared to others is the ability to handle partial tank fills.
Last, the spreadsheet is not password protected so you can customize-it as you like.
For more information please visit the demonstration page.
This spreadsheet allows the determination of the water ionic balance based on it´s constituents. The ionic balance is required for Reverse Osmosis and Ion Exchange plant designs.
The functionality of this spreadsheet is available on an improved version in the Plutocalc Water application.
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This spreadsheet allows the design of slow sand filters. This water treatment technology does not require expensive equipment or chemicals (coagulants, polymers, limestone, etc...) and can be used in small communities and villages.
All calculations and rates are following the Brazilian Standard NBR 12216/92. The spreadsheet is in Portuguese and in English.