If a customer separately arranges and pays for delivery of a taxable item by a third party, the seller of the item will only collect sales tax on its charge (see Delivery-only services, below).f the product or service being sold is not taxable, any charge to the customer for shipping or delivery is also not taxable. This also applies when the customer gives the seller a valid resale certificate or other exemption document.
1 Definition: The anode of a device is the terminal where current flows in from outside. The cathode of a device is the terminal where current flows out. This is illustrated in figure 1.  A useful mnemonic is ACID : Anode Current Into Device.
Diodes only allow current to flow in one direction, and theyâre always polarized. A diode has two terminals. The positive side is called the anode, and the negative one is called the cathode. The diode circuit symbol, with the anode and cathode marked.