natural scents are more natural
man-made structures were made by humans, but natural structures made itself.
if you are a pro at diamond gazing then you will know the difference
A laser is man-made, a river is natural.
Pooping.
fistulas are natural occurring and shunts are man made devices
The difference between natural biological and man made methods is that the later uses chemical processes which can be harmful to the environment. Biological methods use evaporation, oxidation, and biodegradation to safely cleanup
canals are man made waterways, rivers are natural waterways
The difference between a human-made system and a "natural" system will depend entirely on what the system is. In many cases the human system will be simpler and have a narrow focus.
natural process is a process in whichit is naturally without any plan occured and the man made proceess is a process which is done by man.
Natural light is light made by things in the nature (animals, plants etc.), and the sun. Artificial light is human made light.
The difference between an artificial satellite and a natural satellite is on how they are made. Electronic Satellites that are made by man launched into space are Artificical Satellites, while the Moon which is not artificially made are called Natural Satellites.
differece between lake bosomtwe and lake volta