Perfect Aircrete, Kitchen Ingredients.

From NightHawkInLight. Ad: Check out my sponsor and remove your personal information from the web at https://JoinDeleteMe.com/nighthawk and use code NIGHTHAWK for 20% off. DeleteMe international Plans: https://international.joindeleteme.com In this video we learn how to make aircrete (or aerocrete) using a new method that has no need for specialty tools, and only requires grocery store…

DIY Potato Aerogel: Free Cooling from Your Kitchen?

From NightHawkInLight. Ad: Check out my sponsor and remove your personal information from the web at https://JoinDeleteMe.com/nighthawk and use code NIGHTHAWK for 20% off. DeleteMe international Plans: https://international.joindeleteme.com In this video we explore several types of bioplastics for radiative cooling and sustainable materials research. Thanks to my special guest, Giestas for sharing his wealth of…

Waterproof Fabric with Soap. Forgotten knowledge that was once used as a scam

From NightHawkInLight. Ad: Check out my sponsor and remove your personal information from the web at https://JoinDeleteMe.com/nighthawk and use code NIGHTHAWK for 20% off. DeleteMe international Plans: https://international.joindeleteme.com In this video we explore the history of soap waterproofing methods, using sodium stearate to form hydrophobic coatings with a variety of metal salts. Linked below are…

DIY Solar Concentrators, Made Better.

From NightHawkInLight. Check out my sponsor Brilliant, free for 30 days (and get 20% off a premium subscription!) by using this link: https://brilliant.org/nighthawk In this video we dive into compound parabolic concentrators (CPCs) and their incredible ability to focus light from multiple input angles onto a central target at once. This allows them to provide…

Learn to Build With Cardboard! STRONG, Waterproof and Free.

From NightHawkInLight. Ad: Check out my sponsor and remove your personal information from the web at https://JoinDeleteMe.com/nighthawk and use code NIGHTHAWK for 20% off. DeleteMe international Plans: https://international.joindeleteme.com In this video we learn how to recycle cardboard into durable, waterproof projects that can be built nearly for free! Here are a few channels that have…

Homemade Machine Turns Bioplastics Into Cooling Fabric

From NightHawkInLight. Ad: Check out my sponsor and remove your personal information from the web at https://JoinDeleteMe.com/nighthawk and use code NIGHTHAWK for 20% off. DeleteMe international Plans: https://international.joindeleteme.com In this video we build a machine to make fabric from PLA that has been specially modified for high reflectivity. Because of PLA’s strong emissivity in the…

DIY Cooling Fibers Successfully Made!

From NightHawkInLight. Ad: Check out my sponsor and remove your personal information from the web at https://JoinDeleteMe.com/nighthawk and use code NIGHTHAWK for 20% off. DeleteMe international Plans: https://international.joindeleteme.com In this video we explore a series of experiments to make radiative sky cooling fibers, starting with a cotton candy machine and ending with success from an…

DIY Supermaterial Could Save You From Heatstroke: Salt based PCMs

From NightHawkInLight. Check out my sponsor Brilliant, free for 30 days (and get 20% off a premium subscription!) by using this link: https://brilliant.org/nighthawk The most useful resource I found while investigating phase change materials was the following paper which explores several different types of low temp salt based PCMs: https://www.researchgate.net/publication/316893824_Preparation_and_thermal_properties_of_Glauber’s_salt-based_phase-change_materials_for_Qinghai-Tibet_Plateau_solar_greenhouses The key to reducing the…

A Better Way to Waterproof Fabric

From NightHawkInLight. Check out my sponsor and remove your personal information from the web at https://JoinDeleteMe.com/nighthawk and use code NIGHTHAWK for 20% off. DeleteMe international Plans: https://international.joindeleteme.com In this video we explore a new fabric waterproofing method using wax, oil and several different application techniques for awesome results. This method is perfect for bedsheet or…

Making Opals for Free Air Conditioning

From NightHawkInLight. Check out my sponsor Brilliant, free for 30 days (and get 20% off a premium subscription!) by using this link: https://brilliant.org/nighthawk In this video we explore the creation of synthetic opal in the workshop with the end goal of improving our homemade radiative sky cooling coatings. The Thought Emporium’s video about making opal:…