: The resulting material is incredibly tough. In a demonstration, Kinro attempts to pierce a paper shield with his spear, only for the spear to shatter upon impact.
In the context of the anime , the "paper" referred to in the episode titled " Steam Gorilla " (Season 2, Episode 5) is Carbon Fiber Reinforced Plastic (CFRP) , or more specifically, hardened paper armor . (Dub) 5 : Steam Gorilla
: Senku creates a primitive but powerful composite material by layering paper and coating it with liquid plastic (formulated from coal tar and other chemicals). : The resulting material is incredibly tough
Watch the Science Kingdom build and test their technological marvel in this clip: : Senku creates a primitive but powerful composite
: The paper-shields serve as lightweight, bullet-resistant (or spear-resistant) armor for the vehicle, allowing the Science Kingdom to charge into Tsukasa's territory for the rescue of Chrome.