>>>> ... too large to interact with T cells.

>>> Also, unfortunately, a result that industry and the anti-regulation crowd will use to say microplastics are harmless.

>> also, asbestos is too small to interact with T-cells, so it must be safe.

> It's not really analogous.

Ironically, this is missing the point. They were commenting on flawed reasoning. This shouldn't need to be spelled out, as it's part of the conversation context.

Sometimes "dunking" comments are a variation on https://www.instagram.com/p/DY2DRKDhqaa - where everyone is arguing about who is wrong, because they aren't treating it like a conversation.