potatoes

US-based aerospace and defense firm Boeing is working to improve the WiFi Internet service on its commercial aircraft. Surprisingly, the company is using potatoes as a low-tech solution to a high-tech problem. Recently, Boeing loaded passenger seats ... on a grounded aircraft with 9,000 kilograms (kg) of potatoes in sacks for several days, as technicians meticulously checked WiFi signal strengths. Because of their overall chemistry and high levels of water content, potatoes absorb and reflect radio wave signals much the same as human bodies. This makes standard spuds a suitable substitute for ... (view more)