| Unaspirated sounds seem to be voiced, aspirated ones voiceless. |
| For instance, aspirated consonants are written with a small superscript h after the symbol for the corresponding unaspirated consonant. |
| Mandarin Chinese has just two series of stops and affricates, one aspirated, the other unaspirated. |
| Armenian and Cantonese have aspiration that lasts about as long as English aspirated stops, in addition to unaspirated stops. |
| After an s elsewhere in a word they are normally unaspirated as well, except sometimes in compound words. |
| If a flame is held before the lips while these words are spoken, it flickers more during aspirated nitrate than during unaspirated night rate. |
