Is this Kosher?

Is there a problem with eating dairy foods on a woolen tablecloth? Since this poses the risk that tablecloth fibers can transfer into dairy foods, would tablecloth fibers in dairy be considered a forbidden mixture of milk and meat?

ב"ה Since I'm not an expert in botany nor am I a Kilayim expert, I'm trying to find out if cucumbers are okay to splice together, or are they two different minim and therefore not permitted for a Jew to create a new type through grafting. Thank you

Are herbal drugs considered as Kosher?

Is dried yeast kosher?