A sandblasted rock could be different in color because sandblasting takes the top layer of the rock (which has been weathered) off.
The fist answer is false. Constantine legalized Christianity, which made Roman Christians rejoice, as this brought the persecution of the church to an end.
I am sorry. I don't know the second answer.
The third answer would also be false. As Muslims conquered the world, they used a strategic of conversion known as "conversion by the sword". There was no choice. You became a Muslim or you died.
The Clean Air Act - United States federal law designed to control air pollution on a national level.
Answer: A hallucinogen
Explanation: Hallucinogens are capsules that produce sensory or perceptual distortions, are referred to as psychedelics, which include mescaline, psilocybin, LSD, and marijuana.