A board for gliding on snow includes a bottom at least partly defined by a base, a top and sides which connect the bottom and top to each other. Each dither value in a respective entry of the kernel matrix may correspond to the number of bits that are truncated during dithering. An electronic order form is generated based on the data for ordering health and personal care products from a health and personal care products distributor of the health and personal care products supply chain. The invention requires only a single fiber path and a single optical receiver for each user or group of users. In further particular aspects, the adsorbent can be used to remove carbon dioxide from a flow of methane.