| Disaggregation of revenue |
| | Disaggregation of revenue – In the following table, revenue for the three and nine month periods ended September 30, is disaggregated by primary geographical and application markets. |
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| Components of Antidilutive Securities |
The following chart lists the securities as of September 30, 2018 and 2017 that were not included in the computation of diluted net loss per share because their effect would have been antidilutive: | | | | | | | | | | | Options to purchase common stock | | | | | | | | | Warrants to purchase common stock | | | | | | | | | Promissory notes | | | | | | | | | Convertible preferred stock in AbTech | | | | | | | | | Due to investors with conversion right | | | 8,889,569 | | | | - | | | | | | | | | | |
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