chalk

One woman showed up to a protest outside a Burbank Tesla on Sunday with an expletive and Musk's name scrawled in chalk across her white Model X sedan.

But even if one chalks his behavior up to stupidity instead of malice, the outcome is the same.

A chalk message on the sidewalk asked: "You want a swasticar?"

Gu’s father also brushed off Trump’s most inflammatory rhetoric, chalking it up to his experience as a businessman.

In the case of dissolution sinkholes geologists can indicate which areas are more at risk if the underlying rock is made up of chalk or limestone.