Heating up iron and pounding it was discovered during the ancient world to make the iron harder. Slag which is a byproduct of iron reduces its strength and must be removed by continuous heating and pounding, which display as sparks when the iron is heated and hit repeatedly...
Subscribe now for just $9.99 per month and gain access to over 1,250,000 (1.25 million) words worth of educational material pertaining to a wide array of subjects and interests
Some of the topics covered include (but are not limited to)...
Science - physics, elements, chemistry etc.
Mathematics - theories, historical figures, important equations etc.
History - famous figures, battles, empires and civilizations etc.
Art - artists, artwork, art mediums etc.
The ultimate resource for teachers, students, writers; truly anyone with a curious and open mind for new concepts and novel vantage points of observing the world
Not convinced? Keep scrolling. Enjoy the first 500 characters of each and every piece of content available for premium members for FREE! The scroll never ends, so learn all you can!