Test page

Playing with logos

Concept of e-cooling and e-lenses

Concept of e-cooling

Using formulas

only forumla: $$ x + \frac{y}{4} = 6^2 $$

inline formula: $x/2 + y = \sqrt{6}$

Some other feature

subscript

H₂O + 1

superscript

Hello^{this is superscript}