Common layman prejudice aside, it's more likely experience from people placing iv lines regularly. Black skin is more difficult for many reasons, and I can easi

Common layman prejudice aside, it's more likely experience from people placing iv lines regularly. Black skin is more difficult for many reasons, and I can easily believe that many get the impression of thicker skin because of other associated factors. Black people really do have black skin, you know? It's not all racism...