Figure 1.
![The process of manufacturing quality container glass [3]](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/6470707b83f1392090d6986a/j_acee-2021-035_fig_001.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKC3522UWU%2F20251212%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20251212T122919Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEDkaDGV1LWNlbnRyYWwtMSJHMEUCIQC%2BQfKW5N5JBG%2FGTUK1Ddg%2BFHMy7CCph8HJvJRHrnwxLQIgOanKEyn9%2Bo1M2Ux%2FTqFXNo9GIguZfSvTxkZ4ODONHxwqvQUIAhACGgw5NjMxMzQyODk5NDAiDNmcz7mmWd%2ByHyWFXSqaBca2WeDmL0ylQGyAwWbHkxwYhnn9qCr3dXNfeV1UIGFwVVXFTW9J0x8l%2FobHjabimJrNoiuSio73%2BzbZwW7rlyRJpDeiY62uzWn7Tmm2A%2FAy2ChDr%2F%2B0u3rkWr3S9CD2%2Fh0cVlBCMPZCpxTK%2BJbHZoB%2F6TREBwts2XG%2BYOs7rW4fuPBfTFW22LKpXf1SxdA2BCkpcI4mat9907otV0ZLop9qCyCiF%2Belg7JccCC4fiHUITG9%2B4EXhCxvU9qYIDmgXFJaGkjfuwLJSxOPZ72u8vIXlpigJlR%2BDsPEy7VaJc3hoLumUK0wfKkKK9GSrx4tjtDEEa3m%2B2rgq9CISYMqLl2JR9DhBdoXf%2Fw%2F88rw%2FkFmW0ZDaff8WZpKafbCny5KHm4VD8uQvc6GMxULMI319N33AtRNeHv68PkBHXtiaCr9CHT30Pu4TL%2BYuEF%2BJHiBUQm3dSXnZ0MUoBA6F3fMcpeYUjXIuObf%2B2FKiY4rdKxDA%2BQ%2BpL6P2vgyhH7Pfmjn7S1H0yO%2B8bHWSHXSObzpezY1aPFowyWgn9QKjiYKfqZvCltLTUko1QQCj2zsNwVJnyL3RCME0E906K5n4fTgMz0hXegLW69MrNNg0dn4jPNN8cL5mS0D9Ge0qw4rVmZxgDRxWeRr0lzCUC3QXGN3rFchBIKCcUAL7P7UEGam5E2xOvgrDRJChfS6EODwMtnGY06xvELPC0KqQSZnXbpkMIKt1JIv1U5do%2BYE0uqEtU2Y%2Fgifb2a7MmdHpD%2BOZt4t8%2FjtryZCOXrayOsc7KoeBucESjdSsIWpBbOuSFJyIII4ck9TM2jnxmdjYlNtxWBOlLmmDka4y0stOlQz192O3eaipUWYvBLMtZnOnfMEF741RWEGFOQ2b0TwqDCer%2B%2FJBjqxAW4NnZodJUXY96PxpqFzqL6n1pL8JT2lQ4LVr8c4pftcXMAU7ouVfyQPSgVc2lwaSxkXUBj21zT50VxNK4fHtlyFFz4Lz3DTQCYNH%2BCq3PGxqXLTIN170tnl0CApuctAJHBWAwXJya3ZyxeI170LibMcV5TVp4DEYWKlKW7Ltn0zkR3ZFEL58x4ngXcc0qizg9%2FuxM3%2F1uhkmatbLC2l3IA6Io3jpmtXzXmvB%2FDe4Ls77w%3D%3D&X-Amz-Signature=7468cd76c556bd0fb77c9b4bd6e6ee7d823fbcd937bd0afec7aa215ff1fbd192&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 2.

Figure 3.

Dataframe with melting of particular glass colors over several years for the analyzed furnace
| Glass color | Number of records | Data share, % |
|---|---|---|
| Flint | 3200 | 80 |
| Green | 400 | 10 |
| Amber | 400 | 10 |
![The process of manufacturing quality container glass [3]](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/6470707b83f1392090d6986a/j_acee-2021-035_fig_001.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKC3522UWU%2F20251212%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20251212T122919Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEDkaDGV1LWNlbnRyYWwtMSJHMEUCIQC%2BQfKW5N5JBG%2FGTUK1Ddg%2BFHMy7CCph8HJvJRHrnwxLQIgOanKEyn9%2Bo1M2Ux%2FTqFXNo9GIguZfSvTxkZ4ODONHxwqvQUIAhACGgw5NjMxMzQyODk5NDAiDNmcz7mmWd%2ByHyWFXSqaBca2WeDmL0ylQGyAwWbHkxwYhnn9qCr3dXNfeV1UIGFwVVXFTW9J0x8l%2FobHjabimJrNoiuSio73%2BzbZwW7rlyRJpDeiY62uzWn7Tmm2A%2FAy2ChDr%2F%2B0u3rkWr3S9CD2%2Fh0cVlBCMPZCpxTK%2BJbHZoB%2F6TREBwts2XG%2BYOs7rW4fuPBfTFW22LKpXf1SxdA2BCkpcI4mat9907otV0ZLop9qCyCiF%2Belg7JccCC4fiHUITG9%2B4EXhCxvU9qYIDmgXFJaGkjfuwLJSxOPZ72u8vIXlpigJlR%2BDsPEy7VaJc3hoLumUK0wfKkKK9GSrx4tjtDEEa3m%2B2rgq9CISYMqLl2JR9DhBdoXf%2Fw%2F88rw%2FkFmW0ZDaff8WZpKafbCny5KHm4VD8uQvc6GMxULMI319N33AtRNeHv68PkBHXtiaCr9CHT30Pu4TL%2BYuEF%2BJHiBUQm3dSXnZ0MUoBA6F3fMcpeYUjXIuObf%2B2FKiY4rdKxDA%2BQ%2BpL6P2vgyhH7Pfmjn7S1H0yO%2B8bHWSHXSObzpezY1aPFowyWgn9QKjiYKfqZvCltLTUko1QQCj2zsNwVJnyL3RCME0E906K5n4fTgMz0hXegLW69MrNNg0dn4jPNN8cL5mS0D9Ge0qw4rVmZxgDRxWeRr0lzCUC3QXGN3rFchBIKCcUAL7P7UEGam5E2xOvgrDRJChfS6EODwMtnGY06xvELPC0KqQSZnXbpkMIKt1JIv1U5do%2BYE0uqEtU2Y%2Fgifb2a7MmdHpD%2BOZt4t8%2FjtryZCOXrayOsc7KoeBucESjdSsIWpBbOuSFJyIII4ck9TM2jnxmdjYlNtxWBOlLmmDka4y0stOlQz192O3eaipUWYvBLMtZnOnfMEF741RWEGFOQ2b0TwqDCer%2B%2FJBjqxAW4NnZodJUXY96PxpqFzqL6n1pL8JT2lQ4LVr8c4pftcXMAU7ouVfyQPSgVc2lwaSxkXUBj21zT50VxNK4fHtlyFFz4Lz3DTQCYNH%2BCq3PGxqXLTIN170tnl0CApuctAJHBWAwXJya3ZyxeI170LibMcV5TVp4DEYWKlKW7Ltn0zkR3ZFEL58x4ngXcc0qizg9%2FuxM3%2F1uhkmatbLC2l3IA6Io3jpmtXzXmvB%2FDe4Ls77w%3D%3D&X-Amz-Signature=7468cd76c556bd0fb77c9b4bd6e6ee7d823fbcd937bd0afec7aa215ff1fbd192&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)


| Glass color | Number of records | Data share, % |
|---|---|---|
| Flint | 3200 | 80 |
| Green | 400 | 10 |
| Amber | 400 | 10 |
© 2022 Przemysław DEC, Anna SKOREK-OSIKOWSKA, published by Silesian University of Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.