Scratch, sniff, and apply! What will they think of next?

<ol>
<li><p>My allergies would make me hate myself for accepting. Anything scratch n’ sniff reminds me of fingernail scratching on a blackboard + scented trash bags.</p></li>
<li><p>What would urban schools send out? The wonderful smells of the sewer/subway in New York?</p></li>
</ol>