In this quote from James Patterson's book Max, it highlights the Gasman's resourcefulness and ingenuity. No matter how secure or restricted his environment may be, he would still find a way to create something dangerous or explosive, demonstrating his cleverness and determination.
The statement emphasizes that the Gasman is always capable of turning even the simplest or most harmless materials into something powerful. It reflects his inventiveness and relentless spirit, suggesting that he can overcome obstacles and manipulate his surroundings to achieve his goals, no matter the circumstances.