Test with words | Test with numbers | Words & Numbers. Increased typing speed is the major attraction non-typists see in learning to touch type. While learning to touch type will almost always result in a perceptible increase in typing speed it is just one factor contributing to a marked increase in productivity.
Hydrogen. Hydrogen (H 2) is being explored as a fuel for passenger vehicles. It can be used in fuel cells to power electric motors or burned in internal combustion engines (ICEs).ydrogen (H 2) is being explored as a fuel for passenger vehicles. It can be used in fuel cells to power electric motors or burned in internal combustion engines (ICEs).
What is helium used for? Today, helium plays a prominent role in medical imaging (magnetic resonance imaging), fiber optics/semiconductor manufacturing, laser welding, leak detection, superconductivity development, aerospace, defense, and energy programs. Is helium renewable (does it naturally replenish itself after humans use it)? No, helium is a non-renewable resource.