The Bullis School in Potomac is utilizing its Bullis Innovation and Technology Lab (BITLab) 3D printers to make N95 masks and face shield bands for medical workers and first responders. Ethan Till and Tyler Kuehl — both juniors at Bullis — started 3D printing N95 masks once their school moved to online learning because of … Continue reading Bullis Students, Teacher Make Masks for Medical Workers