9 ms·
DVDs have the optical layer sandwiched between two layers of plastic, while a CD is only one layer of plastic with the optical layer coating the other side.. So
by FreeFull 3y ago
DVDs have the optical layer sandwiched between two layers of plastic, while a CD is only one layer of plastic with the optical layer coating the other side.. So a sharpie should be fine on a DVD, but might be problematic on a CD