AspMail can encode high characters using a scheme where the = sign indicates a character to be decoded follow by the hex string value of the character to be encoded. This system of course assumes that the client can decode these characters (which most can). This is called quoted-printable encoding.
Technically, yes: both are a distance measured upwards from sea level in feet or meters. Usually, elevation is applied to land, whereas altitude is applied to aircraft in flight. Moinuddin Mondal. + 16 others found this useful.
Altitude is height above the ground level. Elevation is your height about sea level. (0 ft) You can have distance to from the Earth to the Sun. But there's no such thing as an altitude of the sun because the Sun is out there, with nothing to compare it to. Like altitude, is height above ground.