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Table 1 Contact angle before (original) and after plasma treatment on zirconia surfaces

From: The effect of atmospheric plasma treatment of dental zirconia ceramics on the contact angle of water

Zirconia Original Plasma-treated surface
Katana 66,8° ± 0,35 36,2° ± 0,6
Lava 68,5° ± 1,5 31,6° ± 0,4
  1. Means followed by different letters (capital letters within column; lower case letters within row) are significantly different.