The storage cabinet on the side of the sofa can be customized

We like the clean, uncluttered aspect of the BESTÅ line, but we needed unusual access to the cabinet. . Besides the cost of the BESTÅ cabinet, it cost an extra single cabinet. We already had the glue and the profile was few euros. It took a couple of. . We love that it doesn’t look like a hack and that we could use all IKEA things. We did add a non-IKEA extra shelf, but that’s because we wanted one. [pdf]

Power station using solar energy

The early development of solar technologies starting in the 1860s was driven by an expectation that coal would soon become scarce, such as experiments by . installed the world's first rooftop photovoltaic solar array, using 1%-efficient cells, on a New York City roof in 1884. However, development of solar technologies stagnated in the early 20th centu. [pdf]