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All U.S. vehicles will be switched from gasoline to gas

10.02.2012

The presidents of the United States cannot decide in any way which way cars will develop and what fuel will replace motor gasoline.

George W. Bush was a supporter of fuel cells, but then changed his mind in favor of bioethanol. Barack Obama initially bet on biofuels and electric vehicles, but said this week that scientists should come up with new ways to convert vehicles to natural gas. Apparently, he wants to find a way to use the record for the last 10 years, natural gas production, the price of which in the US has already fallen to less than $100 per thousand cubic meters. For comparison, in Europe the wholesale price of gas is kept at the level of 280 dollars, and in Russia - 120 dollars.

The gas is attractive because it can be used in conventional internal combustion engines. However, unlike gasoline, liquefied gas requires an expensive heavy tank, which reduces the range of the car and scares car owners. The US Department of Energy Research Agency (ARPA-E) will soon initiate a competition to develop a low-cost way to turn natural gas into liquid fuels with high energy density. It is possible that this will be a technology for converting natural gas into synthetic gasoline, which will not even require reworking cars, but will significantly reduce the cost of fuel.

Also, the US government plans to reduce dependence on oil by encouraging the production of medium and heavy trucks that run on natural gas or other alternative fuels. For this, the relevant road infrastructure will be deployed and new car models will be developed, as well as municipal buses and trucks converted to gas. At the same time, it is planned to find new ways to convert and store natural gas.

Unlike fuel cell, biofuel and battery vehicles, natural gas vehicles are already being sold in large numbers around the world. If American scientists manage to find a way to cheaply and safely store natural gas in a car tank, we will have a boom in gas vehicles, which, however, will once again push high-tech electric vehicles into the distant future.

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Philips Hue Secure series cameras and sensors 07.09.2023

The Philips Hue Secure series expands with new products, including smart cameras and sensors.

The Philips Hue Secure range now includes a master camera, a battery-powered wireless camera, a camera with a flashlight and contact sensors.

All cameras are capable of recording 1080p video and have night vision and motion detection capabilities. They also support two-way communication, allowing you to interact with visitors at the door.

The Philips Hue Secure range also includes contact sensors that can be placed on doors and windows to monitor their status (open/closed). Sensors can be used to set alarms and automate other smart devices.

The launch of new devices on the market is scheduled for autumn 2023. The wired camera will be available for $200 or $230 with a desktop mount. The battery powered camera will cost $250 and the camera with flashlight will cost $350. Contact sensors are available for $40 for one or $70 for two.

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