SPACE India - Did you know!! What will happen when two similar metals touch each other in space? They join together! This is called cold welding and happens naturally in the vacuum
![ESA - STM-279 Assessment of the Cold Welding between Separable Contact due to Impact and Fretting under Vacuum ESA - STM-279 Assessment of the Cold Welding between Separable Contact due to Impact and Fretting under Vacuum](https://www.esa.int/var/esa/storage/images/esa_multimedia/images/2013/05/stm-279/12665892-1-eng-GB/STM-279_pillars.jpg)
ESA - STM-279 Assessment of the Cold Welding between Separable Contact due to Impact and Fretting under Vacuum
![Cold Welding - In space, pressing two uncoated pieces of metal will eventually fuse them together. The Earth's atmosp… | Space station, Space facts, Space radiation Cold Welding - In space, pressing two uncoated pieces of metal will eventually fuse them together. The Earth's atmosp… | Space station, Space facts, Space radiation](https://i.pinimg.com/originals/cc/6b/44/cc6b44049f6db3b70815f9f3275a91aa.jpg)
Cold Welding - In space, pressing two uncoated pieces of metal will eventually fuse them together. The Earth's atmosp… | Space station, Space facts, Space radiation
![Cold welding: a phenomenon for spontaneous self-healing and shape genesis at the nanoscale - Materials Horizons (RSC Publishing) DOI:10.1039/C4MH00105B Cold welding: a phenomenon for spontaneous self-healing and shape genesis at the nanoscale - Materials Horizons (RSC Publishing) DOI:10.1039/C4MH00105B](https://pubs.rsc.org/image/article/2015/MH/c4mh00105b/c4mh00105b-f3_hi-res.gif)
Cold welding: a phenomenon for spontaneous self-healing and shape genesis at the nanoscale - Materials Horizons (RSC Publishing) DOI:10.1039/C4MH00105B
![Left: copper tube (1) screwed onto the cold-head (2) sitting in the... | Download Scientific Diagram Left: copper tube (1) screwed onto the cold-head (2) sitting in the... | Download Scientific Diagram](https://www.researchgate.net/publication/51945143/figure/fig3/AS:305769556791304@1449912551698/Left-copper-tube-1-screwed-onto-the-cold-head-2-sitting-in-the-insulating-vacuum.png)
Left: copper tube (1) screwed onto the cold-head (2) sitting in the... | Download Scientific Diagram
Remove The Fume - Here's another fun fact! Cold welding, or contact welding, is a solid-state welding process without fusion or heating! This process can only occur in a vacuum. #RemoveTheFume #Welding #
![Lubricants | Free Full-Text | Cold Welding in Hold Down Points of Space Mechanisms Due to Fretting When Omitting Grease Lubricants | Free Full-Text | Cold Welding in Hold Down Points of Space Mechanisms Due to Fretting When Omitting Grease](https://pub.mdpi-res.com/lubricants/lubricants-09-00072/article_deploy/html/images/lubricants-09-00072-g005.png?1626923622)