Will Blasphemy Laws Be Reintroduced?
News1 min ago
What is it that makes them so "highly visible"?
Why do they look so bright?
No best answer has yet been selected by fly258. Once a best answer has been selected, it will be shown here.
For more on marking an answer as the "Best Answer", please visit our FAQ.i'm not entirely sure what jerkins means (yeah yeah, kids these days etc) but i'm guessing you mean those waistcoat things
they're made of little reflective particles, so that any light shined on them is reflected directly back into your eye (lots hence many diff angles of incidence & reflection so some will get you directly) so the net effect is as it would be were you to look directly into the light source.
Sorry, we can't find any related questions. Try using the search bar at the top of the page to search for some keywords, or choose a topic and submit your own question.