Made by human beings instead of nature
Made to imitate something else
Do not anchor to any manmade structures including the penstock system large metal pipe.
Birkenstock Boston Clog: What's great about this shoe is that you can choose among an oiled leather, suede or fabric upper and still get a manmade sole, adjustable straps and a shock-absorbing heel.
Manmade synthetic pearls create even more color variation possibilities.
The first one is that much of the city lies on top of manmade landfills consisting of matter that can shift quickly if moved-sand and mud primarily.
The manmade gem is significantly heavier than diamond (65-75%), so weighing two stones of the same carat size would help determine which is CZ and which is diamond.