Source: /cirosantilli/lorentz-force

= Lorentz force
{c}
{wiki}

$$
\text{force\_density} = \rho \E + \J \times \B
$$
{title=Lorentz force}

A little suspicious that it bears the name of Lorentz, who is famous for <special relativity>, isn't it? See: <Maxwell's equations require special relativity>.