Estimates the amount of carbon put into the air through use of electricity, air travel, natural gas, and vehicles, and provides ideas for offsets and reductions. Gift of green available for purchase that honors the recipient with a planted tree.
Features include: reverse polish notation, 14-digit accuracy, fixed point, scientific, engineering, hexadecimal, octal and binary number formats and more.
|http://www.arachnoid.com/lutusp/calc||site info |
|Mega Converter 2|
Discover how many seconds old you are, the difference between a gallon in the USA and a gallon in the UK, how many nanometers in an inch, how many quarts in a chaldron and more. Handy scientific calculator is also available.
|The Calculator Home Page|
Engineering, scientific and financial calculator, with optional download. The program includes functions for statistics, use of different number bases, units conversions, physical properties and constants.
Peptide property calculator, and individual custom quotes for peptide design and synthesis, carrier conjugation, antibodies, and antiserum production for the molecular biology research community and biotechnology companies.
Video seminars by Tom Curatolo, which provide technical information for power system designers. Includes a calculator for determining values for power system designs, as well as vcad modules for designing power supply solutions in real time.
|Voice over IP Calculator|
An interactive resource for engineers and analysts involved in deploying VoIP. Choice of calculators for assisting in technical design and analysis. Option to download and use off-line.