Another evil of whiteboard markers is that they dry out. Leaving them open hastens their demise. This is especially noticeable right at the end of their lives when capping them in between periods of drawing and switching between several dying markers can get you through a talk.
Chalk is not entirely without treachery itself. The common North American breed is thinner and prone to snapping if you press too hard. If you don't bring your own with you, you're likely to have to make do with one of the tiny stubs that have been left behind. It's also pretty common to run into chalk brushes that contain more chalk than your chalk box.
Chalk is not entirely without treachery itself. The common North American breed is thinner and prone to snapping if you press too hard. If you don't bring your own with you, you're likely to have to make do with one of the tiny stubs that have been left behind. It's also pretty common to run into chalk brushes that contain more chalk than your chalk box.