Why not? Senku knew how to do glass blowing. He was no expert, but he knew how to do it.

"Force of habit, but yes, I'm working on it anyway. I have more than we can probably do things with but I'm trying not to waste them." Senku brushed his hands on the grass once he was done and then made a thick, rolled piece of leather appear. He reached into his pocket and pulled out his knife. He was going to make a proper grip for the bow now.