- The Use of Charcoal and Isopropyl Alcohol as Alternative Ink for Whiteboard Markers: A Comparative Analysis between the Innovation and Commercialized Ink

Color Intensity. The summary of the respondents' evaluation of the innovation following the intensity of the ink color.

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The Use of Charcoal and Isopropyl Alcohol as Alternative Ink for Whiteboard Markers: A Comparative Analysis between the Innovation and Commercialized Ink - Scientific Figure on ResearchGate. Available from: https://www.researchgate.net/figure/Color-Intensity-The-summary-of-the-respondents-evaluation-of-the-innovation-following_tbl2_359928882 [accessed 14 Jun 2025]

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Color Intensity. The summary of the respondents' evaluation of the innovation following the intensity of the ink color.

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<a href="https://www.researchgate.net/figure/Color-Intensity-The-summary-of-the-respondents-evaluation-of-the-innovation-following_tbl2_359928882"><img src="https://www.researchgate.net/profile/Justin-Barrameda/publication/359928882/figure/tbl2/AS:1144417784201216@1649861870377/Color-Intensity-The-summary-of-the-respondents-evaluation-of-the-innovation-following.png" alt="Color Intensity. The summary of the respondents' evaluation of the innovation following the intensity of the ink color."/></a>