Science and Technology Residents Laughed at This Homemade Air Conditioner Until They Felt the Cold Breeze; The Solution Is Simple, Inexpensive, Promises to Lower the Temperature Quickly, and Is Gaining Attention on Social Media This Summer Bruno Teles 09/01/2026 at 18:45
Construction Homemade Mini Air Conditioner Reaches 10 °C Using Only Copper, Capillary Tube, and Mini Pump: A Simple Project Without Traditional Compressor That Uses Isobutane, Fan, and Manual Skills to Actually Cool Carla Teles 08/12/2025 at 15:54
Portuguese 
English 
Spanish 
