This is shown mathematically in the Arrhenius equation: The various symbols represent the following: Temperature, T, measured in Kelvin. The gas constant, R: This is a constant which comes from the ideal gas law, PV=nRT, which relates the pressure, volume and temperature of a particular number of moles of gas.
Primed Fury is the Primed version of Fury, which increases the attack speed of a melee weapon.
Warframe is a Free-to-Play Third Person Shooter/Hack-n-Slash game. Since it's free-to-play, there's no need for a PS+ Subscription nor any other subscription model for the game itself.